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PRODUCT ADVANTAGES
1) The maximun opening possible is achieved when full open the windows.
2) Panels connected together in a line , can be hinged off both side jambs to meet in a number of ways . When open , panels remain 90 degrees to open.
3) Meet or exceed industry standard for airtightness , water-proof , sound insulation , heat insulation.
4) The carrying capacity of the glide system in bottom can reach 180KG , it is smooth , steady and noiseless when fold the products.
5) Double water - proof sealing trips and drainage system in bottom track thoroughly solve the problems of sealing trip ageing and leakage .